#45904A
Closest named color: Fern Green (#548D44). oklch(58.8% 0.128 145), rgb(69, 144, 74).
Aa
Black text reads best on this color (5.34:1).
About this color
#45904A is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.128 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.015 away. Black text reads best on it, at 5.34:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.34:1 |
| White text | 3.93:1 |
Values
| HEX | #45904A |
| RGB | rgb(69, 144, 74) |
| HSL | hsl(124, 35%, 42%) |
| OKLCH | oklch(58.8% 0.128 145) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #45904A | 3.93:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #45904A | 5.34:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #45904A text on white | 3.93:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #45904A text on black | 5.34:1 | AA | Lc -35.2 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE3
oklch(93.6% 0.017 145.4)
-
Step 200
200
#CDDFCC
oklch(88.5% 0.032 143.8)
-
Step 300
300
#AACBAA
oklch(80.9% 0.058 145)
-
Step 400
400
#7CB07D
oklch(70.7% 0.092 145)
-
Step 500
500
#589C5B
oklch(63.1% 0.118 144.9)
-
Step 600
600 (this color)
#45904A
oklch(58.8% 0.128 145)
-
Step 700
700
#2C7232
oklch(49.2% 0.12 145)
-
Step 800
800
#265D2A
oklch(42.8% 0.1 144.9)
-
Step 900
900
#244C27
oklch(37.7% 0.077 145.4)
-
Step 950
950
#162D17
oklch(27.1% 0.049 145)
#45904A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #928544 | 0.097 |
| Deuteranopia (no green cones) | #887E4F | 0.096 |
| Tritanopia (no blue cones) | #398D7F | 0.077 |
| Achromatopsia (no color) | #808080 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45904A
#45904A
oklch(58.8% 0.128 145)
- #A260A6
#A260A6
oklch(58.8% 0.127 325)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #45904A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.015
- Light Forest Green #4F9153 ΔE 0.016
- Sea Green #2E8B57 ΔE 0.030
- Moss Green #658B38 ΔE 0.033
- Mossy Green #638B27 ΔE 0.038
- Viridian #1E9167 ΔE 0.039
- Sap Green #5C8B15 ΔE 0.042
- Kelley Green #009337 ΔE 0.043
Use #45904A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.